Aromatic polyesters derived from 2,3-butanediol

Details Aromatic polyesters derived from 2,3-butanediol Aromatic polyesters derived from 2,3-butanediol

1985-10-18

1986-07-15

Phynes, Lucille M.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From carboxylic acid or derivative thereof

528272, 528302, 528305, 5283081, 5283087, C08G 6302

Patent

active

046007687

ABSTRACT:
Disclosed are polyesters derived from one or more aromatic dicarboxylic acids and a diol which includes at least 50 mol percent of 2,3-butanediol. The polyesters, prepared by the use of a tin catalyst, are high molecular weight polymers having an inherent viscosity of at least 0.4.

REFERENCES:
patent: 3890279 (1975-06-01), Wolfe

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